Finding the Fourth Proportional to 7,450,792.62, 10,282,186.53 and 4,510,570.74
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Solution
The fourth proportional to 7,450,792.62, 10,282,186.53 and 4,510,570.74 is: 6,224,643.75
Step by Step Solution
- Step 1: Write the proportion equation
7,450,792.62 : 10,282,186.53 = 4,510,570.74 : x - Step 2: Convert to fraction form
7,450,792.62/10,282,186.53 = 4,510,570.74/x - Step 3: Cross multiply
7,450,792.62x = 10,282,186.53 × 4,510,570.74 - Step 4: Simplify right side
7,450,792.62x = 46,378,529,705,440.13 - Step 5: Solve for x
x = 46,378,529,705,440.13/7,450,792.62 - Step 6: Final answer
x = 6,224,643.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.